./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/termination-crafted/Bangalore_v4.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/termination-crafted/Bangalore_v4.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/termination-crafted/Bangalore_v4.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:24:03,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:03,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:03,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:03,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:03,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:03,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:03,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:03,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:03,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:03,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:03,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:03,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:03,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:03,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:03,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:03,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:03,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:03,149 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:03,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:03,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:03,166 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:03,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:03,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:03,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:03,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:03,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:03,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:03,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:03,178 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:03,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:03,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:03,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:03,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:03,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:03,187 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:03,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:03,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:03,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:03,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:03,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:03,194 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-27 11:24:03,222 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:03,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:03,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:03,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:03,229 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:03,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:03,229 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:03,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:03,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:03,230 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:03,231 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:03,231 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:24:03,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:03,232 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:03,232 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:03,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:03,232 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:03,234 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:03,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:03,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:03,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:03,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:03,235 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:24:03,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:24:03,237 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 [2019-11-27 11:24:03,671 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:03,688 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:03,694 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:03,699 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:03,699 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:03,700 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2019-11-27 11:24:03,806 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6902e3222/b05aa26bd9704ff4a6145833140f9af2/FLAG15a23c02b [2019-11-27 11:24:04,474 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:04,479 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2019-11-27 11:24:04,489 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6902e3222/b05aa26bd9704ff4a6145833140f9af2/FLAG15a23c02b [2019-11-27 11:24:04,830 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6902e3222/b05aa26bd9704ff4a6145833140f9af2 [2019-11-27 11:24:04,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:04,842 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:04,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:04,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:04,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:04,855 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:04" (1/1) ... [2019-11-27 11:24:04,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:04, skipping insertion in model container [2019-11-27 11:24:04,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:04" (1/1) ... [2019-11-27 11:24:04,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:04,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:05,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:05,230 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:05,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:05,281 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:05,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:05 WrapperNode [2019-11-27 11:24:05,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:05,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:05,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:05,286 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:05,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:05" (1/1) ... [2019-11-27 11:24:05,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:05" (1/1) ... [2019-11-27 11:24:05,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:05" (1/1) ... [2019-11-27 11:24:05,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:05" (1/1) ... [2019-11-27 11:24:05,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:05" (1/1) ... [2019-11-27 11:24:05,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:05" (1/1) ... [2019-11-27 11:24:05,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:05" (1/1) ... [2019-11-27 11:24:05,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:05,402 INFO L168 Benchmark]: Toolchain (without parser) took 548.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:05,405 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:05,406 INFO L168 Benchmark]: CACSL2BoogieTranslator took 441.75 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:05,410 INFO L168 Benchmark]: Boogie Preprocessor took 98.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.4 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:05,417 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 441.75 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 98.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.4 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:24:08,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:08,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:08,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:08,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:08,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:08,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:08,160 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:08,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:08,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:08,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:08,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:08,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:08,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:08,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:08,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:08,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:08,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:08,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:08,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:08,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:08,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:08,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:08,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:08,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:08,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:08,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:08,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:08,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:08,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:08,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:08,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:08,222 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:08,223 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:08,224 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:08,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:08,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:08,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:08,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:08,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:08,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:08,234 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-27 11:24:08,271 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:08,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:08,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:08,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:08,278 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:08,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:08,278 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:08,281 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:08,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:08,281 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:08,282 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:08,282 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:24:08,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:08,283 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:08,283 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:24:08,283 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:24:08,283 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:08,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:08,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:08,286 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:08,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:08,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:08,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:08,287 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:08,287 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:24:08,287 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:24:08,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:24:08,287 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 [2019-11-27 11:24:08,719 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:08,739 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:08,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:08,749 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:08,750 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:08,750 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2019-11-27 11:24:08,856 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6dfecffd4/395940d41a354ea69f8714e6a7232319/FLAGe00d3ac11 [2019-11-27 11:24:09,530 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:09,533 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2019-11-27 11:24:09,544 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6dfecffd4/395940d41a354ea69f8714e6a7232319/FLAGe00d3ac11 [2019-11-27 11:24:09,881 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6dfecffd4/395940d41a354ea69f8714e6a7232319 [2019-11-27 11:24:09,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:09,895 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:09,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:09,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:09,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:09,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:09" (1/1) ... [2019-11-27 11:24:09,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5562b866 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:09, skipping insertion in model container [2019-11-27 11:24:09,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:09" (1/1) ... [2019-11-27 11:24:09,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:09,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:10,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:10,265 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:10,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:10,319 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:10,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:10 WrapperNode [2019-11-27 11:24:10,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:10,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:10,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:10,321 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:10,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:10" (1/1) ... [2019-11-27 11:24:10,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:10" (1/1) ... [2019-11-27 11:24:10,414 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:10" (1/1) ... [2019-11-27 11:24:10,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:10" (1/1) ... [2019-11-27 11:24:10,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:10" (1/1) ... [2019-11-27 11:24:10,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:10" (1/1) ... [2019-11-27 11:24:10,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:10" (1/1) ... [2019-11-27 11:24:10,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:10,440 INFO L168 Benchmark]: Toolchain (without parser) took 544.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 995.6 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:10,450 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:10,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 422.91 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:10,455 INFO L168 Benchmark]: Boogie Preprocessor took 113.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 995.6 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:10,462 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 422.91 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 113.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 995.6 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...